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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Experimental study of pump and seal characteristics of helical groove geometry incorporated in a combined bearing and pump
Pump and seal parameters for helical groove, hermetically sealed pump and bearing rotor
Cavitation Performance of 84 Deg Helical Pump Inducer Operated in 37 Deg and 42 Deg R Liquid Hydrogen
Cavitation performance of 84 deg helical pump inducer operated in 37 deg and 42 deg R liquid hydrogen
Cavitation performance of 80.6 deg helical inducer in liquid hydrogen
Net positive suction head requirements for helical inducer in liquid hydrogen under varied flow and temperature conditions
Helical duct geometry routine for the shielding computer program ''FASTER''
FASTER computer program modified for tracking neutrons through reactor slabs penetrated by helical voided ducts
Turbulent boundary-layer characteristics on a rotating helical blade
Turbulent boundary layer characteristics on rotating helical blade of small aspect ratio
Radiation fields of energetic electrons in helical orbits within a magnetoactive plasma.
Radiation fields from energetic electron moving in helical orbit in magnetoactive plasma, using Maxwell equations
Economical weatherproof helical antenna
Semi-rigid coaxial cable forms the helical element of antennas. Antennas are inexpensive, corrosion resistant, require minimum maintenance, and can be easily transported and assembled.
Hydrogen cavitation performance of 80.6 deg helical inducer mounted in line with stationary centerbody
Hydrogen cavitation performance of helical inducer mounted in line with stationary centerbody at various temperatures
On the effect of helical-flow inserts on boiling pressure drop
Effect of helical flow inserts on boiling pressure drop
Augmentation of single-phase heat transfer in tubes by use of helical vane inserts
Enhanced heat transfer in tubes by using helical vane inserts
Effect of blade leading edge thickness on cavitation performance of 80.6 deg helical inducer in hydrogen
Effect of blade leading edge thickness on cavitation performance of helical inducer in hydrogen
Hydrogen cavitation performance of 80.6 deg helical inducer with blunt leading edges
Cavitating and noncavitating performance of helical inducer with blunt blade leading edges in liquid hydrogen
Fast neutron streaming in helical ducts
Fast neutron transport characteristics of helical ducts using Monte Carlo code FASTER, computing neutron fluxes and attenuation
Helical twisting power of steroidal solutes in cholesteric mesophases
Helical twisting power of steroidal solutes in cholesteric mesophases, discussing nematic temperature shift dependence on ester chain
Helical modes of instability in swirling flow between concentric cylinders
Swirling flow between concentric cylinders, studying helical instability modes
Impedance of arbitrarily oriented cylindrical and helical antennas in magnetoplasma
Cylindrical and helical antennas impedance in cold magnetoplasma, using three dimensional integral involving Fourier transform and Green function
On the effect of helical-flow inserts on boiling pressure drop
Water and alkali metal boilers, predicting helical-flow-promoting inserts effect on pressure drop penalties by constant slip model